Question

The questioning reporter inquired about the cause of the fire

Answer 1

Participle

OpenStudy (anonymous):

1.Participle

2. Verb

3. Verb

4. Participle

5. Gerund

6. Gerund

7. Infinitive Phrase

8. Prepositional Phrase

9. Infinitive Phrase

10. Gerund used as a direct object

Answer 2

i think the answer is : Participle.

specifically, past participle.
This type of participle is used to describe that occurred in the past (already happened in prior timeline)